Company History

With over 35 years of combined experience, co-founders Susan Peterson and Kelly Mattmuller started SK Worldwide, Ltd. in 2017 to be able to continue to provide their clients with the highest quality corporate investigative services.

Previously, Ms. Peterson worked with globally renowned investigations firm Kessler International for 25 years as Vice President and Ms. Mattmuller worked at Kessler International for over 15 years as Assistant Vice President. After the passing of Kessler International’s President, Michael G. Kessler, they decided to continue working in the field of corporate investigations, inspired by Mr. Kessler’s lifelong commitment to operating in the field with integrity and honesty.